Why do we fall ill MCQ Questions with Answers
Why do we fall ill MCQ Pdf
Here you will find a list of Most important Multiple Choice Questions on why we fall ill with answer for competitive exams like CBSE Class 9 science chapter 13 MCQs . These frequently asked sample questions on are given with correct choice of answer that you can check instantly. Presently we have added more than 20 MCQ questions on class 9 science chapter 13 for your practice. We will keep adding more questions and provide this question bank in PDF format, so that you can download them instantly in E-book style.
Class 9 science chapter 13 MCQ online test
1. Diseases caused by fungi_______
(a) Skin infection
(b) Cold and cough
(c) AIDS
(d) Malaria
Answer: A
2. Headache is an example of ______disease.
(a) air-borne
(b) acute
(c) infectious
(d) chronic
Answer: B
3. Breathing polluted air causes diseases of the_________
(a) Nervous system
(b) Circulatory system
(c) Respiratory system
(d) Digestive system
Answer: C
4. The method of immunisation was first tried by ________
(a) Edward Jenner
(b) Robert Hooke
(c) Louis Hook
(d) Louis Pasteur
Answer: A
5. Ascara lumbricoides causes damage to our__________
(a) brain
(b) intestine
(c) liver
(d) lower limbs
Answer: B
6. The protozoa that causes kala-azar is _________
(a) Leishmania
(b) Ascaris
(c) Trypanosoma
(d) Plasmodium
Answer: A
7. The disease which is transmitted by sexual contact is _____.
(a) malaria
(b) syphilis
(c) kala-azar
(d) elephantiasis
Answer: B
8. The AIDS virus cannot be transmitted by___________
(a) sexual contact
(b) blood transfusion
(c) breast feeding
(d) hugs and hand shake
Answer: D
9. Elephantiasis disease can have________
(a) short-term affect on our health
(b) no effect on our health
(c) long term affect on our health
(d) sometimes bad effect on our health
Answer: C
10. Which one of the following is not a bacterial disease?
(a) Cholera
(b) Tuberculosis
(c) Anthrax
(d) Influenza
Answer : D
11. Mosquitoes spread__________
(a) Influenza
(b) Rabies
(c) Malaria
(d) AIDS
Answer: C
10. Which one of the following causes kala-azar?
(a) Ascaris
(b) Trypanosoma
(c) Leishmama
(d) Bacteria
Answer: C
11. Which one of the following has a long term effect on the health of an individual?
(a) Common cold
(b) Chicken pox
(c) Chewing tobacco
(d) Stress
Answer :C
12. Main sugar present in the honey is_________
(a) maltose
(b) Levulose
(c) Dextrose
(d) Ribose
Answer: B
13. Sleeping sickness is caused by (i) ________ , which is a (ii) ___________.
(a) (i) Leishmania, (ii) protozoan
(b) (i) Trypanosoma, (ii) protozoan
(c) (i) Staphylococcus, (ii) bacterium
(d) (i) Trypanosoma, (ii) bacterium
Answer: B
14. Which of the following is not a symptom of any disease?
(a) Meningitis
(b) Headache
(c) Cough
(d) Swelling
Answer: A
15. Making anti-viral drugs is more difficult than making anti-bacterial medicines because_________
(a) viruses make use of host machinery
(b) viruses are on the border line of living and non-living
(c) viruses have very few biochemical mechanisms of their own
(d) viruses have a protein coat
Answer :C
16. Typhoid is an infectious disease caused by____________
(a) Virus
(b) Bacteria
(c) Protozoan
(d) Worm
Answer: B
17. Antibiotic work against_________
(a) Virus
(b) elephantiasis
(c) Bacteria
(d) Dengue
Answer: C
18. The disease which is transmitted by sexual contact is______
(a) Malaria
(b) Syphilis
(c) Elephantiasis
(d) Kalaazar
Answer: B
19. Diseases where microbes are the
immediate causes are called________
(a) Acute
(b) Infectious
(c) Non-infactious
(d) Chronic
Answer: B
20. Which one of the following is not a viral disease
(a) Common cold
(b) Dengue fever
(c) Influenza
(d) Anthrax
Answer: D